7/8/11: Passages in Caregiving

It's an unpaid, taxing and often thankless job. And it's being performed in nearly one-third of American households: Someone is giving round-the-clock care for an elderly parent or a chronically ill spouse. Author Gail Sheehy has been there and on Friday, she joins Jennifer Napier-Pearce to talk about the challenges, fears and rewards of caregiving.